Methods of composing songs have evolved through the years. How is this MOST accurately demonstrated? A. Classical music was generally improvised at each live performance. B. Pop music was often performed first and written down later. C. Most of today’s musicians start writing music by using a written score. D. To make it onto a Billboard chart, a song’s musical score must be submitted.

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this

e/c, where e is its total energy

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.